chemical isolation信息详情
化学隔离
isolation───n.隔离;孤立;[电]绝缘;[化学]离析
chemical───n.化学制品,化学药品;adj.化学的
splendid isolation───光荣的孤立(以前的英国外交政策,表示不卷入欧洲政治旋涡);光辉孤立
isolation forest───隔离林
isolation ward───n.隔离病房
isolation valve───[机]隔离阀;[化] 隔离阀
alkaloids isolation───生物碱分离
chemical formula───[化学]化学式
chemical equation───化学反应式;化学方程式
Electrospray ionization tandem mass spectrometry(ESI-MSn) was applied for simultaneous determination of norditerpenoid alkaloids in the roots of Aconitum kusnezoffii without any chemical isolation.───碱的结构相似,在电喷雾串联质谱中碎裂方式相同,因此根据电喷雾串联质谱结果确定了这些生物碱的结构。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.───方法:采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化,通过理化常数和波谱分析鉴定其化学结构。
functional character of dispersed pancreatic acini prepared by the method including chemical digestion, mechanical isolation and centrifugal purification was studied.───采用化学消化、机械分离和离心提纯法制备的胰腺腺泡的机能。
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